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All results from a given calculation for NHCHSH (Methanimidothioic acid)

using model chemistry: MP4=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4=FULL/6-31G*
 hartrees
Energy at 0K-492.017841
Energy at 298.15K-492.021530
HF Energy-491.542748
Nuclear repulsion energy93.639639
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP4=FULL/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3430 3299        
2 A' 3089 2970        
3 A' 2720 2616        
4 A' 1642 1579        
5 A' 1410 1356        
6 A' 1231 1183        
7 A' 958 921        
8 A' 733 705        
9 A' 435 418        
10 A" 1063 1022        
11 A" 738 710        
12 A" 374 359        

Unscaled Zero Point Vibrational Energy (zpe) 8911.3 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 8569.1 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP4=FULL/6-31G*
ABC
1.88889 0.20055 0.18130

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.256 1.037 0.000
C2 0.000 0.775 0.000
S3 -0.623 -0.877 0.000
H4 1.395 2.056 0.000
H5 -0.813 1.514 0.000
H6 0.600 -1.444 0.000

Atom - Atom Distances (Å)
  N1 C2 S3 H4 H5 H6
N11.28342.68321.02802.12382.5661
C21.28341.76601.89371.09892.2983
S32.68321.76603.56052.39871.3485
H41.02801.89373.56052.27383.5885
H52.12381.09892.39872.27383.2780
H62.56612.29831.34853.58853.2780

picture of Methanimidothioic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 S3 122.469 N1 C2 H5 125.955
C2 N1 H4 109.541 C2 S3 H6 94.152
S3 C2 H5 111.575
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability